JPS592977U - Internal combustion engine fuel circulation system - Google Patents

Internal combustion engine fuel circulation system

Info

Publication number
JPS592977U
JPS592977U JP9761282U JP9761282U JPS592977U JP S592977 U JPS592977 U JP S592977U JP 9761282 U JP9761282 U JP 9761282U JP 9761282 U JP9761282 U JP 9761282U JP S592977 U JPS592977 U JP S592977U
Authority
JP
Japan
Prior art keywords
fuel
combustion engine
internal combustion
circulation system
fuel circulation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP9761282U
Other languages
Japanese (ja)
Inventor
健一 佐藤
Original Assignee
日産自動車株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日産自動車株式会社 filed Critical 日産自動車株式会社
Priority to JP9761282U priority Critical patent/JPS592977U/en
Publication of JPS592977U publication Critical patent/JPS592977U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来装置の概略構成図、第２図は燃料ポンプの
断面図、第３図は本考案の一実施例を示す概略構成図、
第４図は燃料ポンプの断面図である。 １・・・燃料タンク、６・・・戻り通路、７・・・気化
器フロート室、１７・・・燃料ポンプ、１８・・・ダイ
ヤフラム、２３・・・ダイヤフラム室、２６・・・吸入
弁、２７・・・吐出弁。FIG. 1 is a schematic configuration diagram of a conventional device, FIG. 2 is a sectional view of a fuel pump, and FIG. 3 is a schematic configuration diagram showing an embodiment of the present invention.
FIG. 4 is a sectional view of the fuel pump. DESCRIPTION OF SYMBOLS 1... Fuel tank, 6... Return passage, 7... Carburetor float chamber, 17... Fuel pump, 18... Diaphragm, 23... Diaphragm chamber, 26... Intake valve, 27...Discharge valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ダイヤフラム式燃料ポンプにより、燃料タンクからの燃
料を気化器フロート室に供給し、余剰の燃料は戻り通路
を介して燃料タンクへ戻す内燃機関の燃料循環装置にお
いて、燃料ポンプの吸入弁、吐出弁並びにダイヤフラム
で画成されたダイヤフラム室に吐出弁の開弁抵抗よりも
大きな通路抵抗をもつ燃料の戻り通路を連通したことを
特徴とする内燃機関の燃料循環装置。In a fuel circulation system for an internal combustion engine, a diaphragm fuel pump supplies fuel from a fuel tank to a float chamber of a carburetor, and excess fuel is returned to the fuel tank via a return passage. A fuel circulation system for an internal combustion engine, characterized in that a diaphragm chamber defined by a diaphragm is connected to a fuel return passage having passage resistance greater than opening resistance of a discharge valve.
JP9761282U 1982-06-29 1982-06-29 Internal combustion engine fuel circulation system Pending JPS592977U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9761282U JPS592977U (en) 1982-06-29 1982-06-29 Internal combustion engine fuel circulation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9761282U JPS592977U (en) 1982-06-29 1982-06-29 Internal combustion engine fuel circulation system

Publications (1)

Publication Number Publication Date
JPS592977U true JPS592977U (en) 1984-01-10

Family

ID=30232107

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9761282U Pending JPS592977U (en) 1982-06-29 1982-06-29 Internal combustion engine fuel circulation system

Country Status (1)

Country Link
JP (1) JPS592977U (en)

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